Home / 118,203.63-177,338.25-65,650.02

Finding the Fourth Proportional to 118,203.63, 177,338.25 and 65,650.02

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Solution

The fourth proportional to 118,203.63, 177,338.25 and 65,650.02 is: 98,493.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,203.63 : 177,338.25 = 65,650.02 : x
  2. Step 2: Convert to fraction form
    118,203.63/177,338.25 = 65,650.02/x
  3. Step 3: Cross multiply
    118,203.63x = 177,338.25 × 65,650.02
  4. Step 4: Simplify right side
    118,203.63x = 11,642,259,659.27
  5. Step 5: Solve for x
    x = 11,642,259,659.27/118,203.63
  6. Step 6: Final answer
    x = 98,493.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.